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Summary of Contents for Edwards ASG-1000-NW16
- Page 1 D357-25-880 Issue E Instruction Manual Active Strain Gauge Description Item Number ASG-1000-1/8 NPT D357-25-000 ASG-1000-NW16 D357-26-000 ASG-2000-1/8 NPT D357-27-000 ASG-2000-NW16 D357-28-000...
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Page 3: Table Of Contents
Schematic diagram of typical electrical connections using 4 pin DIN connector ......7 Schematic diagram of typical electrical connections using FCC68 connector ........7 © Edwards Limited 2007. All rights reserved. Page i Edwards and the Edwards logo are trademarks of Edwards Limited. - Page 4 D357-25-880 Issue E Tables Table Page Zeroing pressure ......................11 Page ii © Edwards Limited 2007. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited.
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Page 5: Introduction
4-way connector on the gauge head can be used. A gauge identification signal is incorporated in the adapter cable: this is used by Edwards AGCs to identify which type of active gauge is connected. -
Page 6: General View Of Nw16 Version Active Strain Gauge
D357-25-880 Issue E Figure 1 - General view of NW16 version active strain gauge Page 2 © Edwards Limited 2007. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 7: Technical Data
ASG-2000 2000 to 1 mbar ± 0.2% full scale Accuracy Stability 0.2% full scale Temperature co-efficient 0.05% full scale per °C © Edwards Limited 2007. All rights reserved. Page 3 Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 8: Electrical Data
200 Ω Impedance Min load 50 kΩ Material exposed to vacuum Stainless Steel 316L. Figure 2 - Dimensions of active strain gauge Page 4 © Edwards Limited 2007. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 9: Installation
If connection is to be made using the 4 pin DIN connector, the pin allocations are as shown in Figure Pin number Electrical supply positive voltage Electrical supply common Pressure measurement output signal Output common © Edwards Limited 2007. All rights reserved. Page 5 Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 10: Pins On The Asg Electrical Connector Socket
Figure 4 - Pins on the ASG adapter cable socket Schematic diagrams of the recommended electrical connections to the ASG are shown in Figure 5 and 6. Page 6 © Edwards Limited 2007. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 11: Schematic Diagram Of Typical Electrical Connections Using 4 Pin Din Connector
Figure 6 - Schematic diagram of typical electrical connections using FCC68 connector 1. Adapter cable electrical connector socket 2. Cable electrical connector plug 3. Electrical supply 4. Voltmeter © Edwards Limited 2007. All rights reserved. Page 7 Edwards and the Edwards logo are trademarks of Edwards Limited. - Page 12 D357-25-880 Issue E This page has been intentionally left blank. Page 8 © Edwards Limited 2007. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited.
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Page 13: Operation
Section 5.1 should be used to zero the gauge. If you connect the ASG to an Edwards ADD or AGC display/controller, the pressure measured by the ASG is shown on the display. If you connect the signal output of the ASG to a voltmeter, convert the measured voltage to the corresponding... - Page 14 D357-25-880 Issue E This page has been intentionally left blank. Page 10 © Edwards Limited 2007. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited.
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Page 15: Maintenance
The second potentiometer is for setting the gauge span and should not be adjusted without appropriate calibration equipment. If the ASG is used with an Edwards Controller then the zero adjustment can be made at the display rather than at the gauge head if this is more convenient (refer to the Controller’s instructions for details). - Page 16 D357-25-880 Issue E This page has been intentionally left blank. Page 12 © Edwards Limited 2007. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited.
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Page 17: Storage And Disposal
Equipment, 2002/96/EC. From August 2005, Edwards will offer European customers a recycling service for the ASG/ cables at the end of the product’s life. Contact Edwards for advice on how to return the ASG/cables for recycling. Particular care must be taken if the ASG has been contaminated with dangerous process substances. - Page 18 D357-25-880 Issue E This page has been intentionally left blank. Page 14 © Edwards Limited 2007. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited.
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Page 19: Spares And Accessories
The adapter cable for use with the Edwards Active Gauge Controllers or Active Digital Displays is: ASG adapter cable 0.5 m D400-03-060 There are different lengths of cable to connect from the Edwards ASG to the adapter cable. They are as follows: Cable length Item Number 0.5 m... - Page 20 D357-25-880 Issue E This page has been intentionally left blank. Page 16 © Edwards Limited 2007. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited.
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